Chemistry For Your Life

#011 Rebroadcast Why is honey sticky but salt isn’t? What’s the difference between things that  stick  and things that just  feel  sticky? In this episode, Melissa and Jam dive into the chemistry behind adhesion, cohesion, and the forces that make substances cling to surfaces (and to our fingers). They explore intermolecular forces, viscosity, and why some things are nearly impossible to separate...

#206 Melissa and Jam address a listener's question about the FDA's reliability in approving products. They discuss the intersection of chemistry, government, and society, focusing on FDA's role in regulating food and drugs. The episode includes a deep dive into the historical thalidomide tragedy, the improvements in the FDA's approval process since then, and the nuances of trusting FDA-approved pr...

Ask a Chemist #64 Melissa and Jam delve into intriguing chemistry questions posed by their listeners. They explore whether all salts are salty, the chemistry of gunshot residue and fingerprinting, and the reactions between chemicals and sound waves. Special guest Maison, Melissa's husband, joins to discuss sourdough starter cultures and answer sourdough-related queries. The episode concludes with...

#205 Jam and Melissa discuss the complexities and consequences of recent executive orders surrounding science funding. Melissa provides insight into how these changes impact university research, faculty positions, and broader society. The duo also highlights the historical context and importance of DEI in academia, emphasizing the broader implications of funding uncertainties on current and future...

#047 Rebroadcast This week, Melissa and Jam explore the chemistry of rust. What even is it? Where does it come from? Is it bad? Is it reversible? Let's get into it.   References from this episode Turning Back Time: Watching Rust Transform into Iron - National Institute of Standards and Technology The Color of Soil - United States Department of Agriculture Why does metal rust? - American Chemical S...

#114 Rebroadcast Tums, alka seltzer, and other antacids: they're simple, they've been around for a long time, but they're a tried and true method for helping our stomachs. But how do they work? What's the chemistry behind these unsung heroes?   References from this episode Chemistry Julia Burdge Biochemistry 4th edition by Garret & Grisham https://www.scientificamerican.com/article/bring-science-h...

#204 In this episode Melissa and Jam delve into the fascinating biochemistry behind sourdough bread. They explore the role of microorganisms, including different strains of yeast and bacteria, in the fermentation process. The discussion covers how these organisms contribute to the unique flavors and textures of sourdough, and addresses common questions from listeners about its health benefits, the...

Ask a Chemist #64 In this bonus edition of 'Chemistry for Your Life,' hosts Melissa and Jam tackle intriguing questions from listeners. They delve into why some people hiccup when eating carrots, the fascinating uses of poinsettias in food packaging, the role of benzene as a carcinogen, and the controversies surrounding hydrogen-rich water bottles. Additionally, they explain how catalysts work and...

#203 In this episode, Jam recounts a humorous yet enlightening story of accidentally taking a dog-sized dose of Benadryl and the sleepy consequences that followed. Melissa, a chemist, dives deep into the chemistry of antihistamines, explaining the difference between first-generation (drowsy) and second-generation (non-drowsy) antihistamines. The episode covers the role of histamine in the body's a...

Question and Response 63 In this episode Melissa and Jam embark on an 'Ask a Chemist' segment, delving into the ethics surrounding the field of chemistry and addressing listener questions. They discuss managing discussions on the dark side of chemistry, why certain chemicals emit characteristic colors in the flame test, and share personal experiences regarding the toughest classes in their educati...

#202 Melissa and Jam dive into a fun and educational holiday-themed activity using poinsettia plants. They explore the chemistry behind these festive plants, specifically focusing on anthocyanins, which are pigments that give the leaves their red color and act as pH indicators. The episode includes a hands-on experiment that listeners can try at home to visualize how different household items can...

#075 Rebroadcast Happy holidays, we hope you have a wonderful season whatever you celebrate! We've got a holiday related episode for you: LEDs. Well I guess we use them all year round, but they get an extra spotlight this time of year. What are they? How do they work? How are they different from other lights? Let's find out! References from this episode Inorganic Chemistry, Edition 4, Miessler and...

#201 Melissa and Jam dive into the chemistry behind air dusters. They explore the components inside these cans, and how the physical properties of these chemicals can lead to rapid evaporation, cold burns, and potential hazards. Listeners will learn about the processes of pressure and boiling, the potential dangers of misuse, and how these air dusters work to clean keyboards and other surfaces. Th...

Bonus Episode: Chemistry at Home 12 (Rebroadcast) Here's another bonus episode dedicated to teaching a specific chemistry experiment you can do at home. This month, we see what happens when we combine chocolate and gum. Yep, you read that right. And yes, it's a little gross.   Thanks to our monthly supporters Scott B Jessie Reder Ciara Linville J0HNTR0Y Jeannette Napoleon Cullyn R Erica Bee Elizab...

#200 In this episode Melissa and Jam delve into the fascinating world of chewing gum. They start by discussing awkward combinations of food and gum, leading to an exploration of what gum is made of. The conversation covers the basics of gum composition, including the roles of sugar, flavor, and especially the gum base, which itself is made of polymers. They explain why gum doesn't dissolve in sali...

Question and Response 62 New College-Style Sweatshirt! In this special bonus episode of Chemistry for Your Life, Melissa and Jam dive into listener-submitted questions, covering everything from the rarity of crystals and the chemistry of sourdough to the science behind melting ice on roads in Canada. Along the way, they explore fun tangents about nostalgic movies, glow-in-the-dark nostalgia, and m...

#199 In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam explore the chemistry behind the popular belief that eating carrots improves night vision. They take a deep dive into the scientific processes, including how beta carotene from carrots is converted into vitamin A, then into rhodopsin, and how this helps with night vision. They also discuss the historical context of this belie...

#055 Rebroadcast Ever notice that honey crystalizes? Isn't that like super weird? Why does it do that? This week, Melissa and Jam risk getting stuck in this question. References from this episode https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5884753/ https://www.usda.gov/codex https://www.fda.gov/files/food/published/PDF---Guidance-for-Industry--Proper-Labeling-of-Honey-and-Honey-Products.pdf Honey...

#198 In this special Halloween episode Melissa and Jam explore the spooky yet fascinating world of glow-in-the-dark chemistry. The discussion delves into nostalgic aspects of Halloween, focusing particularly on phosphorescence and the forbidden transitions that cause electrons to glow. The chemistry behind these glowing phenomena is explained with engaging analogies, making complex concepts more a...

Question and Response 61 New College-Style Sweatshirt!   And Spooky Chemistry Shirts Are Back!  In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam address a variety of intriguing listener questions. They cover topics such as the chemical processes behind self-tanners and why early formulations could result in uneven appearances, the unique properties and phase changes of dry ice,...

#196 New College-Style Sweatshirt!   And Spooky Chemistry Shirts Are Back!  Melissa and Jam explore the fascinating chemistry behind self tanners. They take listeners on a journey from the discovery of the key sugar in self tanners in the 1960s by Dr. Eva Wittgenstein to the present-day scientific understanding. The episode delves into the Maillard reactions, typically known for browning food, exp...

#048 Rebroadcast New College-Style Sweatshirt! And the Ghost Halloween Design is Back! This week, Melissa and Jam dive into spiciness. What is it? Is it a flavor? Is it a feeling? Is it both? Is it more? Why can some people handle more than others? Does spiciness have any benefits? References from this episode https://www.sciencedirect.com/topics/pharmacology-toxicology-and-pharmaceutical-science/...

#196 New College-Style Sweatshirt! Melissa and Jam delve into the science behind ibuprofen, exploring why it takes around 30 minutes to work. The discussion covers the chemistry of ibuprofen, including the concept of chiral molecules and enantiomers—molecules with mirror-image forms—highlighting how only one form of ibuprofen works effectively. The episode explains why both forms are included in t...

Question and Response #60 New College-Style Sweatshirt! In this episode of 'Ask a Chemist' on the Chemistry for Your Life podcast, hosts Melissa and Jam tackle a diverse range of fun and fascinating chemistry questions. Topics include the differences between oxygen in water and air, the properties of jello, the mystery behind glitter, and the impact of pasteurization on milk safety. The episode al...

#195 New College-Style Sweatshirt! In this episode of Chemistry For Your Life, hosts Melissa and Jam delve into the science behind ibuprofen, a common pain reliever. They discuss the role of prostaglandins in inflammation, how ibuprofen inhibits the cox enzyme to reduce pain, and the body's natural immune response. They also share personal anecdotes about meeting listeners, their favorite types of...